<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <link rel="stylesheet" href="css/layui.css">
    <script src="layui.js"></script>
</head>
<body>
    <div class="layui-form" lay-filter="layuiadmin-form-power" style="padding: 20px 0 0 0;">
        <div id="power"></div>
        <button id="btn" type="button" class="layui-btn">返回节点数据</button>
    </div>
</body>
</html>